Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7486388 | Method and apparatus for standardization of a measuring instrument | Bo Büchmann, Sven-Anders Nilsson, Anders Ebelin | 2009-02-03 |
| 7227623 | Method and apparatus for standardization of a measuring instrument | Bo Büchmann, Sven-Anders Nilsson, Anders Ebelin | 2007-06-05 |
| 6560546 | Remote analysis system | John S. Shenk | 2003-05-06 |
| 5798526 | Calibration system for spectrographic analyzing instruments | John S. Shenk | 1998-08-25 |
| 4866644 | Optical instrument calibration system | John S. Shenk | 1989-09-12 |